Swiftgram/submodules/TelegramUI/Components/Calls/VoiceChatActionButton/Metal/VoiceChatActionButtonShaders.metal

#include <metal_stdlib>

using namespace metal;

struct Rectangle {
    float2 origin;
    float2 size;
};

constant static float2 quadVertices[6] = {
    float2(0.0, 0.0),
    float2(1.0, 0.0),
    float2(0.0, 1.0),
    float2(1.0, 0.0),
    float2(0.0, 1.0),
    float2(1.0, 1.0)
};

struct QuadVertexOut {
    float4 position [[position]];
    float2 uv;
};